COS Study Guide 2026

Everything you need to pass the COS exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.

📋 COS Exam Format at a Glance

100
Questions
120 min
Time Limit
70%
Passing Score

📚 COS Topics to Study (69)

✍️ Sample COS Questions & Answers

1. Under the Violence Against Women Act (VAWA), a property manager must provide domestic violence victims with what document at lease signing and recertification?
HUD-5380 Notice of Occupancy Rights under VAWA

HUD form HUD-5380 (Notice of Occupancy Rights under VAWA) must be provided to all applicants and residents at key occupancy stages.

2. Under HUD rules, how long must an owner retain application files for applicants who were denied housing?
3 years

HUD requires owners to retain records for denied applicants for a minimum of 3 years from the date of denial.

3. What is a needs assessment in COS Property Valuation & Appraisal practice?
Identifying gaps between current conditions and desired outcomes

A needs assessment identifies gaps between current performance and desired outcomes to justify improvements.

4. How does professional liability insurance protect COS practitioners?
Covering financial losses from claims of negligence or errors

This insurance covers financial consequences of claims alleging negligence or mistakes in professional services.

5. What role does the 'Fair Market Rent' (FMR) published by HUD play in affordable housing market analysis?
It sets the benchmark for reasonable rents used in determining Housing Choice Voucher payment standards

FMRs are used by Public Housing Authorities to set payment standards for the Housing Choice Voucher program, determining the maximum subsidy available.

6. What is the purpose of a Housing Assistance Payments (HAP) contract?
To define the terms under which HUD pays rental subsidies to property owners

A HAP contract defines the terms and conditions under which HUD provides rental subsidy payments to property owners on behalf of eligible tenants.

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Your COS Study Path
1. Learn with Flashcards → 2. Drill Practice Tests → 3. Take the Full Exam Simulation
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